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Finding the Third Proportional to 76,888,084 and 168,380,951

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Solution

The third proportional to 76,888,084 and 168,380,951 is: 368,745,625.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,888,084 : 168,380,951 = 168,380,951 : x
  2. Step 2: Convert to fraction form
    76,888,084/168,380,951 = 168,380,951/x
  3. Step 3: Cross multiply
    76,888,084x = 168,380,951 × 168,380,951
  4. Step 4: Simplify right side
    76,888,084x = 28,352,144,659,664,400
  5. Step 5: Solve for x
    x = 28,352,144,659,664,400/76,888,084
  6. Step 6: Final answer
    x = 368,745,625.91

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.